You must have a lot of traffic on your server?
Uhm.. I don't know.. I'm hosting these websites (data are for the last 7 days, anyway they're on the VPS from 2 days with interruptions caused by server "collapsing"
:P):
piloalbertelli.it:49,649 total requests - 2.5 GB total bandwidth - 1,555 Unique visitors - 7,928 Page views
compagniaoltreconfine.com:1,256 total requests - 16.7 MB total bandwidth - 29 Unique visitors - 205 Page views
danielamandolini.it:2,746 total requests - 8.3 MB total bandwidth - 19 Unique visitors - 281 Page views
heystella.it:4,973 total requests - 100.3 MB total bandwidth - 163 Unique visitors - 377 Page views
lorenzoraffio.com:7,573 total requests - 34.9 MB total bandwidth - 454 Unique visitors - 1,566 Page views
multiformeingegno.it:40,954 total requests - 677.3 MB total bandwidth - 2,070 Unique visitors - 8,311 Page views
rockciclopedia.com:175,211 total requests - 2.0 GB total bandwidth - 4,591 Unique visitors - 34,670 Page views
studioassociatogema.it:57 total requests - 750.0 KB total bandwidth - 4 Unique visitors - 8 Page views
As you can see there are 3 or 4 websites with "important" load but the others are semi-insignificant..